<template>
  <div id="app">
    <h2>测试题</h2>
    <subject v-for="index in 4" :key="index" :index="index"></subject>
    <div>
      <flag v-for="index in 4" :key="index" :index="index"></flag>
    </div>
  </div>
</template>

<script>
import subject from "./components/Subject";
import flag from "./components/Flag";
export default {
  components: {
    subject,
    flag,
  },
};
</script>

<style>
body {
  background-color: #eee;
}

#app {
  background-color: #fff;
  width: 500px;
  margin: 50px auto;
  box-shadow: 3px 3px 3px rgba(0, 0, 0, 0.5);
  padding: 2em;
}
</style>